Marsh skullcap
Plant·Scutellaria galericulata
Full sun
Sun
High
Water
Moist soil
Drainage
Zones 3–8
Hardiness
Marsh skullcap (Scutellaria galericulata) is a plant. It grows best in full sun and has high water needs.
Through the year
DormantFloweringFruitingDying back
Works well with
from wiki dataNo companions recorded.
WHAT IT NEEDS
Wants full sun
Needs a lot of water
Tolerates moist soil, as long as it drains well
Prefers soil pH 6–7.5
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Prefers loam, clay soil
Tolerates some soil compaction
Draws up potassium, calcium from deep in the soil
Adds a moderate amount of organic matter to the soil
WHAT IT GIVES
Gives mulch biomass (moderate)
Gives nectar (attracts pollinators)
Provides potassium
Provides calcium
Attracts pollinators
HOW IT GROWS
SIZE & SPACING
Herbaceous
Height30–90 cm
Spacing45 cm (min 30 cm)
Root depthShallow
Width30–60 cm
Width figures are rough estimates, the most variable measurement in our data.
AI estimate · accuracy improves as growers contribute corrections.
HOW TO PROPAGATE
Propagate by seed, division, cuttings
Difficulty
Establishes in about 1 yr
Self-seeds readily on its own
Where this comes from
Parsed11 Sept 2026
ConfidenceNot recorded